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Desktop Shortwave Transmitter
Desktop Shortwave receiver
Desktop Shortwave Transceiver

General

HAM bands ? ? 80m  40m  20m  15m  10m 
Freq. stability ? ? ?
Tuning steps ? ? ?

Receiver

RX-range - 50-430 kHz / 0.48-35 MHz
Bandspread on ham bands
10-80 m
Modulations - AM   CW   AM   CW   SSB  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? 11 tubes + voltage regulator ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 80/20/10 m - 10-80 m
Modulations AM   - CW   SSB  
RF-output 30-60 W ? SSB: 560 W (PEP input), CW: 500 W (input)

Connections

Antenna - - SO-239
Impedance ? 50 Ω 50/120 Ω
Other - - -

Electrical

Power req. Mains ? Mains
Current RX - ? ?
TX ? - ?

Physical

Manufactured Between 1952 and 19xx in USA Between 1947 and 1949 in USA Between 197x and 197x in Japan
Dimensions 165 × 178 × 260 mm
(6.50 × 7.01 × 10.24 in)
? ?
Weight 6.80 kg (15.0 lbs) ? ?
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features 4 × XTAL selector (VFO option), 807 final. Noise limiter ?
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-MOBILE NATIONAL-COMPANY-HRO-000007 SOMMERKAMP-FTDX-000560